Avoid an unnecessary transmute call.
Merge pull request #244 from servo/transmute

Avoid an unnecessary transmute call.
Fix for runtime removal
Merge pull request #245 from bjz/rustup

Fix for runtime removal
Fix sync import
Fix for thread local storage changes
Merge pull request #247 from bjz/rustup

Fix for rust updates
Merge remote-tracking branch 'bjz/master' into servo